gnu-social/actions/peoplesearch.php

86 lines
2.5 KiB
PHP
Raw Normal View History

<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('LACONICA')) { exit(1); }
require_once(INSTALLDIR.'/lib/searchaction.php');
require_once(INSTALLDIR.'/lib/profilelist.php');
class PeoplesearchAction extends SearchAction {
function get_instructions() {
return _('Search for people on %%site.name%% by their name, location, or interests. ' .
'Separate the terms by spaces; they must be 3 characters or more.');
}
function get_title() {
return _('People search');
}
function show_results($q, $page) {
$profile = new Profile();
# lcase it for comparison
$q = strtolower($q);
if(common_config('db','type')=='mysql') {
$profile->whereAdd('MATCH(nickname, fullname, location, bio, homepage) ' .
'against (\''.addslashes($q).'\')');
} else {
$profile->whereAdd('textsearch @@ plainto_tsquery(\''.addslashes($q).'\')');
}
# Ask for an extra to see if there's more.
$profile->limit((($page-1)*PROFILES_PER_PAGE), PROFILES_PER_PAGE + 1);
$cnt = $profile->find();
if ($cnt > 0) {
$terms = preg_split('/[\s,]+/', $q);
$results = new PeopleSearchResults($profile, $terms);
$results->show_list();
} else {
common_element('p', 'error', _('No results'));
}
$profile->free();
common_pagination($page > 1, $cnt > PROFILES_PER_PAGE,
$page, 'peoplesearch', array('q' => $q));
}
}
class PeopleSearchResults extends ProfileList {
var $terms = NULL;
var $pattern = NULL;
function __construct($profile, $terms) {
parent::__construct($profile);
$this->terms = array_map('preg_quote', array_map('htmlspecialchars', $this->terms));
$this->pattern = '/('.implode('|',$terms).')/i';
}
function highlight($text) {
return preg_replace($this->pattern, '<strong>\\1</strong>', htmlspecialchars($text));
}
}